355402580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1366933}}^1$

素因数の和:1366955

約数の個数: 24

約数和(自身を含む): 803757192

約数和(自身を除く): 448354612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1366933, 2733866, 5467732, 6834665, 13669330, 17770129, 27338660, 35540258, 71080516, 88850645, 177701290, 355402580]

約数ペア:

[(1, 355402580), (2, 177701290), (4, 88850645), (5, 71080516), (10, 35540258), (13, 27338660), (20, 17770129), (26, 13669330), (52, 6834665), (65, 5467732), (130, 2733866), (260, 1366933)]